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SubjectRe: libata/iswraid DMA Timeout
Quoting Martins Krikis <mkrikis@yahoo.com>:
[snip]
> > I try to do an emegency sync but I fails, and I am forced to reboot.
>
> In my experience the system was still usable, except the userland
> application was hanging. Adding another SATA transaction (to any
> disk, I believe), was what made it hang completely. So I think
> we've seen the same problem.
>
> I certainly don't understand enough of libata1 to fix this,
> but you could perhaps start by changing your SATA cables or
> at least swapping them around to see whether the timeout follows
> the cable, perhaps, as it was in my case.
[snip]

Was your fault a random occurance or could you always reproduce it. I have only
seen mine doing this one particualar operation, and nowhere else, and it is
perfectly reproducable every time.


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